電力穩定 的英文怎麼說
中文拼音 [diànlìwěndìng]
電力穩定
英文
electrical power stabilization- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 電力 : [電學] power; electric power電力變阻器 power rheostat; 電力捕魚 electrofishing; 電力潮流 directio...
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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In this paper, 3d nonlinear finite element model is used to analyze the stability of side slope of baise hydraulic power plant ' s tail channel, and the result to be given for consulting
本文主要應用三維非線性有限元對百色水電站尾水渠高邊坡進行靜、動力穩定性分析,並對結果進行分析,給出供工程設計的參考意見。The investigation shows that plenum chamber total pressure has multifarious effects on arcjet thruster operation, and both specific impulse and thrust efficiency can be improved by increasing it befittingly under steady arc
研究表明,集氣腔總壓對推力器工作過程具有多方面的影響,在保證電弧穩定的情況下,適當提高集氣腔總壓可同時提高比沖和推進效率。3. magnetic powder brake control for automatic unreeling tension system, reeling with moment motor, alloy guide roll in static balance, maintaining stable tension
3放卷自動張力系統磁粉制動器控制,力矩電機收卷,靜平衡鋁合金導輥,保持了張力穩定。With the development of the electric power system, static - state reactive power compensators ca n ' t have met the requirements of the actual production and operation, and the trend to the fast and dynamic compensation for reactive power become greater and greater. since ertan hydroplant and 500kv transmission systems in sichuan power system have been operated, many power plants of load center are forced to halt during the high - water period, because the great deal of power is transmitted to far - distance load center. thus the load center loses voltage sustentation and the level of the system stabilization is debased greatly
四川電網的二灘水電站和500kv輸變電系統投入運行后,由於二灘水電站的大量電力遠距離輸送至負荷中心,迫使負荷中心的火電機組在豐水期大量停機,使負荷中心失去電壓支撐,大大降低了電網的電壓穩定水平;同時,因為四川電網中的無功補償裝置全為靜態無功補償電容器(或電抗器) ,這些設備只能在系統正常運行狀態下起到無功補償和電壓支撐的作用,而在電網出現事故時,不但不能起到電壓支撐作用,反而會促使電網電壓崩潰事故的發生。Abstract : a quantitative analysis for dynamic stability of a set of superconducting partial torus in a fusion reactor under a pulse current over a stationary current is given
文摘:對于聚變反應堆中超導載流磁體在穩態電流基礎上受到脈沖電流影響時的動力穩定性給出了定量分析方法。After that, we give the regions of the dynamic instability on the parameters of stationaray current, magnitude of pulse current, and duration of the pulse
在此基礎上,給出了關于穩態工作電流、脈沖電流強度和脈沖持續時間等參數的磁彈性動力穩定性參數范圍。Abstract : the paper presents the study on problems of self - excitation , over - voltage , frequency and voltage stability , organizational measures and arrangement in the course of black start and restoration of the system. through simulation of black start on east china power system , above problems are analyzed and solved , it shows that working out strict black start scheme may not only speed up system restoration , reduce outage losses , but also have important significance to emergency release or power system islanding
文摘:研究電力系統黑啟動的過程及恢復中存在的自勵磁、過電壓、頻率和電壓穩定、組織措施及安排等問題,並通過華東系統黑啟動模擬對上述問題進行分析和解決,證明制定嚴格的黑啟動計劃不僅可以迅速恢復系統、降低事故損失,而且對處理緊急狀態或地區性解裂有重要意義。In the paper, static and dynamic triaxial tests were conducted on fiy ash at shanmenxia longgou ash dam, and the static and dynamic parameters of fly ash were obtained. thirdly the 2 dimensions static analysis of the ash dam was conducted based on biot ' s consolidation theory and duncan ' s nonlinear stress - strain model. finally the plane dynamic behaviors of the ash dam during earthquake of intensity 7 were analyzed based on the exponent function model of excess pore water pressure aroused by earthquake, which is put forward in the paper, and equivalent visco - elastic dynamic fem model and principle of effective stress
本文結合實際工程,對三門峽火電廠龍溝灰壩的築壩粉煤灰進行了靜、動三軸試驗,確定了該壩粉煤灰的靜動力學指標;然後根據比奧( biot )固結有效應力原理,採用鄧肯( duncan )非線性應力應變模型,對該灰壩的二維靜力應力和變形狀態進行了分析;最後利用本文提出的地震超靜孔壓指數函數模型,採用等價粘彈性動力有限元方法,對該灰壩在地震作用下的動力穩定性進行了分析評述。It is carried through the computation of voltage stabilization under the different operating modes by applying the electrical power design software of u. s. a. edsa corp. and psasp ( power synthesis analysis programme ), combining with the operating characteristic of sichuan power system
本論文結合四川電網的運行特點,應用美國edsa公司的電力系統設計分析軟體包( electricalpowerdesignsoftware )和電科院開發的psasp (電力系統綜合分析程序)對四川電網的不同運行方式進行電壓穩定計算。For guangdong power grid, this paper states research significance of power system voltage stability, expounds the concept of voltage stability and voltage collapse, the analysis models and methods, gives some measures to prevent the damage of voltage instability
本文針對廣東實際電網,論述了電力系統電壓穩定問題研究意義,闡述了電壓穩定及電壓崩潰的概念、電壓穩定的分析模型和方法,給出了防止發生電壓穩定破壞的措施。The ttc is calculated using a method based on continuation power flow ( cpf ), and the method is the most availability and reliability of coping with saddle - node bifurcation point in the curve result, which is validated with simulation on some calculation examples
經過算例的分析,連續潮流的計算方法在求解考慮鞍型分叉的電壓穩定性約束下的輸電能力最為可靠,該方法有效且實用。A reactive power compensation method for enhancing extensive power system steady state voltage stability
提高大規模電力系統靜態電壓穩定性的無功補償方法This thesis carries out studies aiming at the impact of load characteristics and on load tap changer on voltage stability
本文針對負荷特性和有載調壓變壓器對電力系統靜態電壓穩定性的影響展開研究。In sum, the main contents of the thesis include : 1. analyses of the impact of different load characteristics on static voltage stability with the v - p - and - v - q curves of power system loads
歸納起來,本文的主要內容包括: 1 .應用電力系統負荷的電壓-功率特性曲線,分析了不同負荷的負荷特性對靜態電壓穩定性的影響。Based on the summarization of previous work, this dissertation conducts systematical research work on static voltage stability, such as load modeling and contingency screening and ranking
本文在總結前人研究工作的基礎上,對電力系統靜態電壓穩定做了較為深入的研究,主要包括對負荷模型的研究和故障篩選演算法的研究。This dissertation was working for forming a methodology about the advancing analysis of the steady - state voltage stability of power system and the preventive control measures against it, based on the load power forecast technique
本論文致力於研究基於負荷預測技術的電力系統靜態電壓穩定的預測分析與預防控制方法。Research on voltage stability of power system based on hybrid system theory
基於混雜系統理論的電力系統電壓穩定性研究Based on the analysis, we gave an example to study the dynamic contact with friction of the intermittent joint, and got some essential rules : the friction coefficient could n ' t influence the distributing of dynamic stress on the contact surface, and the roading rates affected evidently on the dynamic characteristic on the contact surface. in the last part, this paper made respectively use of the time - history method and the response spectrum method to analyze the dynamic response of the rock slope on baise hydraulic power plant, and got the coincident resultant. simultaneously, the contact theory was applied to study the stability of the intermittent joints
基於上述的接觸理論和接觸分析結果,本文在最後一部分中分別利用動力時程法和反應譜法對百色水電站尾水渠的巖質邊坡進行動力響應分析,兩者計算方法得出比較一致的結果,同時採用動力摩擦接觸理論重點分析了斷層對于邊坡的穩定影響,認為斷層的存在會使得巖坡的穩定性降低,在地震等動力荷載的作用下對于斷層將發生張開、閉合和錯動現象,尤其是動力荷載和其他荷載如滲流力等的耦合作用將會對斷層產生極為不利的後果,進而影響巖坡的整體動力穩定,應該要引起足夠的重視。The calculation of ttc involves network limitations due to thermal and voltage stability limits. network limitations are to be calculation not only for the current operating but also for a worse case that could occur due to a set of contingency cases, which require huge amount of computation
本文以連續潮流技術為基礎,提出了考慮各種約束條件的電力系統區域間最大輸電能力的分析與計算,考慮了電力系統運行中鞍型分叉點造成的靜態電壓穩定性約束條件等的計算。Dynamic stability analysis of electrorheological sandwich beams
電流變夾層梁的動力穩定性分析分享友人